Bismuth (Bi) Back Catalog number: 56083 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended YA08273300TO Internal Standards Mix 33, 2000 ng/µl, 1ml Price on request 18000-0701D-100AN Metformin-d6-HCl, 100µg/ml in Acetonitrile, 1ml Price on request 1525.20-100-TX10 Benzo[e]pyrene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 205440-82-0 Price on request